YEAR 6 SPIRALS PROJECT

Using induction, prove that F3n (that is, every third Fibonacci number – F1, F3, F6, F9, …) is even for every integer n≥1. Recall that an integer x is called even if x = 2y for some other integer y. ** (3) Some Somewhat Sneakier Sum Facts. Prove the following sum facts. ................
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